renderUsername()
checkLogin()
registerLogout()

//get数据

async function getData() {
    const res = await axios.get("/students")

    //渲染html
    //     <!-- <tr>
    //     <td>张杰</td>
    //     <td>20</td>
    //     <td>男</td>
    //     <td>第2组</td>
    //     <td>10000</td>
    //     <td>13000</td>
    //     <td>北京北京市东城区</td>
    //     <td>
    //       <a href="javascript:;" class="text-success mr-3"><i class="bi bi-pen"></i></a>
    //       <a href="javascript:;" class="text-danger"><i class="bi bi-trash"></i></a>
    //     </td>
    //   </tr> -->
    const html = res.data.map(v => {
        const { name, age, gender, group, hope_salary, salary, province, city, area, id } = v
        return `
        <tr>
            <td>${name}</td>
            <td>${age}</td>
            <td>${gender === 0 ? "男" : "女"}</td>
            <td>第${group}组</td>
            <td>${hope_salary}</td>
            <td>${salary}</td>
            <td>${province + city + area}</td>
            <td data-id='${id}'>
                <a href="javascript:;" class="text-success mr-3"><i class="bi bi-pen"></i></a>
                <a href="javascript:;" class="text-danger"><i class="bi bi-trash"></i></a>
            </td>
        </tr>`
    }).join("")
    document.querySelector(".list").innerHTML = html
    document.querySelector(".total").innerHTML = res.data.length

}
getData()

//点击弹框 Modal show()
//省市区联动
//新增数据(form形式)收集-->转换-->提交

//显示弹窗
const modalDom = document.querySelector("#modal")
const modal = new bootstrap.Modal(modalDom)
document.querySelector("#openModal").addEventListener("click", function () {
    modal.show()
})
//省市区联动
const proSelect = document.querySelector("[name=province]")
const citySelect = document.querySelector("[name=city]")
const areaSelect = document.querySelector("[name=area]")

async function initSelect() {
    const proRes = await axios.get("/api/province")
    const proHtml = proRes.list.map(v => {
        return `<option value="${v}">${v}</option>`
    }).join("")
    proSelect.innerHTML = `<option value="">--请选择--</option>${proHtml}`
    proSelect.addEventListener("change", async () => {
        const cityRes = await axios.get('/api/city', {
            params: {
                pname: proSelect.value
            }
        })
        const cityHTML = cityRes.list.map(v => {
            return `<option value="${v}">${v}</option>`
        }).join("")
        citySelect.innerHTML = `<option value="">--请选择--</option>${cityHTML}`
        areaSelect.innerHTML = `<option value="">--地区--</option>`
    })
    citySelect.addEventListener('change', async () => {
        const areaRes = await axios.get("/api/area", {
            params: {
                cname: citySelect.value,
                pname: proSelect.value
            }
        })
        const areaHTML = areaRes.list.map(v => {
            return `<option value="${v}">${v}</option>`
        }).join("")
        areaSelect.innerHTML = `<option value="">--请选择--</option>${areaHTML}`
    })
}
initSelect()

// 弹窗 确定按钮 点击事件
document.querySelector("#submit").addEventListener("click", () => {
    if (modalDom.dataset.id) {
        // 编辑学生
        saveEdit()
    } else {
        // 新增学生
        addStudent()
    }
})

async function addStudent() {
    console.log("添加");
    //数据收集 转换 提交
    const form = document.querySelector("#form")
    const data = serialize(form, { empty: true, hash: true })
    console.log(data);
    data.age = +data.age
    data.gender = +data.gender
    data.group = +data.group
    data.hope_salary = +data.hope_salary
    data.salary = +data.salary
    console.log(data);
    try {
        const res = await axios.post("/students", data)
        showToast(res.message)
    } catch (err) {
        //新增失败
        showToast(err.response.data.message)
    }
    modal.hide()
}




//删除

document.querySelector(".list").addEventListener("click", (e) => {
    if (e.target.classList.contains("bi-trash")) {
        const id = e.target.parentNode.parentNode.dataset.id
        delStudent(id)
    }
    if (e.target.classList.contains("bi-pen")) {
        const id = e.target.parentNode.parentNode.dataset.id
        editStudent(id)
    }
})

async function delStudent(id) {
    const res = await axios.delete(`/students/{id}`)

    showToast(res.message)

    //重新渲染数据
    getData()
}

//编辑
document.querySelector("#openModal").addEventListener("click", () => {
    //修改标题
    document.querySelector(".modal-title").innerText = "编辑学生信息"
    //表单重置
    document.querySelector("#form").reset()
    //省市区重置
    citySelect.innerHTML = `<option value="">--请选择--</option>`
    areaSelect.innerHTML = `<option value="">--地区--</option>`
    //删除自定义属性
    modalDom.dataset.id = ""
    modal.show()
})

async function editStudent(id) {
    const res = await axios.get(`/students/${id}`)

    //修改标题
    document.querySelector(".modal-title").innerText = "修改学生信息"
    const keyArr = ["name", "age", "group", "hope_salary", "salary"]

    keyArr.forEach(key => {
        document.querySelector(`[name = ${key}]`).value = res.data[key]
    })

    //设置性别 0 男  1女
    const {
        gender
    } = res.data

    const chks = document.querySelectorAll('[name=gender]')
    chks[gender].checked = true

    //设置籍贯
    const {
        province,
        city,
        area
    } = res.data
    proSelect.value = province

    //设置市
    const cityRes = await axios.get('/api/city', {
        params: {
            pname: province
        }
    })
    const cityHtml = cityRes.list.map(v => {
        return `<option value="${v}">${v}</option>`
    }).join('')
    citySelect.innerHTML = `<option value="">--城市--</option><option value="${city}">${city}</option>${cityHtml}`
    citySelect.value = city

    //设置区
    const areaRes = await axios.get('/api/area', {
        params: {
            pname: province,
            cname: city
        }
    })
    const areaHtml = areaRes.list.map(v => {
        return `<option value="${v}">${v}</option>`
    }).join('')
    areaSelect.innerHTML = `<option value="">--地区--</option><option value="${area}">${area}</option>${areaHtml}`
    areaSelect.value = area

    //弹框
    modal.show()
    //保存学员id 编辑id
    modalDom.dataset.id = id
}

//抽取编辑函数  保存修改
async function saveEdit() {
    console.log("编辑");
    //数据收集 转换 提交
    const form = document.querySelector("#form")
    const data = serialize(form, { empty: true, hash: true })
    data.age = +data.age
    data.gender = +data.gender
    data.group = +data.group
    data.hope_salary = +data.hope_salary
    data.salary = +data.salary
    try {
        const res = await axios.put(`/students/${modalDom.dataset.id}`, data)
        showToast(res.message)
    } catch (err) {
        //新增失败
        showToast(err.response.data.message)
    }
    modal.hide()
}